Unable to read tmc uart ‘step.... PART2

DOA = Dead On Arrival

We have put together a comprehensive article on this error. Unfortunately, a lot of individual factors contribute to this issue. See Unable to read tmc uart 'stepper' register IFCNT

It is practically absolutely certain that it is a hardware issue local to your installation. If not, this and other places dealing with Klipper would have been flooded with reports about it.

This is to be expected. If you remove the driver, with what should Klipper communicate?